The dual pack of SharkPoint is the best combination of a PocketPC PDA and Windows companion dive logbook system.

SharkPoint v1 DualPack contains:
SharkPoint v1 for PocketPC runs on your PocketPC PDA to let you instantly record information about your dives.
SharkPoint v1 for Windows is designed for recreational divers who want a fast and easy-to-use and full-featured electronic dive log. With the free to use DiveSync software you are able to transfer all your log book data to and from SharkPoint for PocketPC devices.
DiveSync - DreamDives revolutionairy technology to synchronise between your PocketPC and Windows systems.

Company: Dream Dives